Download CAS-EE that is available in .lpkg file from Liferay marketplace. In a production environment The CAS server should run on its own tomcat instance but for testing purpose we will drop it in the same instance as our Liferay portal. Download Liferay6.1-EE-GA2 bundle, extract it. Edit the server.xml file in tomcat, uncomments the SSL section to enable port 8443, as follows: